HomeMy WebLinkAbout83-99 SpecificationsSECTION 02110 - SITE CLEARING
1. Scope of Work
Clearing and grubbing shall consist of cutting, removal
and satisfactory disposal of all trees, down timber,
brush, projecting roots, stumps, rubbish, boulders,
broken concrete, fencing (as designated), and other
material on the project site within the construction
limits.
2. All debris generated from the clearing operations stated
in Item 1 shall be removed and legally disposed of off
the project site unl
ess ass a "Bur Pit" P 1 y approved by the
Owner and Engineer in advance can be
9 utilized in an
location where it shall not be beneath building areas
and/or pavement areas and shall not be located in an
area where any utility structures are located or where
impoundment of surface drainage may occur.
3. Materials shall not be disposed of by burning unless
approved by the local Fire Marshall and Owner, and all
required permits are obtained by the Contractor.
4 Traffic: Conduct site clearing operations to ensure
minimum interference with roads, streets, walks, and
other adjacent occupied or used facilities. Do not
close or obstruct streets, walks, or other occupied or
used facilities without permission from the appropriate
governmental agency.
5. Protection of Existing Improvement:
Provide protections necessary to prevent damage to
existing improvements indicated to remain in place.
a. Protect improvements on adjoining properties and
on Owner's property.
b. Restore damaged improvements to their original
conditions, as acceptable to parties having
jurisdiction
6. Protection of Existing Trees and Vegetation: Protect
existing trees and other vegetation indicated to remain
in place, against unnecessary cutting, breaking or
skinning of roots, skinning and bruising of bark,
smothering of trees by stockpiling construction
materials within drip line, excess foot or vehicular
traffic, or parking of vehicles within drip line.
Provide temporary fencing or approved guarding methods
to protect trees and vegetation to be left standing.
SECTION 02210 - STRIPPING
1 . The Contractor shall remove all topsoil in the areas to be
occupied by roads, parking areas, walks, buildings and
designated future building fill areas. Topsoil shall be
removed to a depth of nine (9) inches or deeper, if
necessary, to remove organic vegetative matter where
required. If site has been recently stripped, the
topsoil shall be removed to depth required to remove all
roots as required by Soils Engineer. General Contractor,
Engineer and Owner
2. Topsoil shall be kept separated from suitable fill
materials and shall not be used as fill under pavement
and building areas.
3. Topsoil shall be stored at a location where it does not
interfere with construction operations.
4. Topsoil shall be reasonably free from subsoil debris,
stones, etc
5. Topsoil shall be spread over all areas to receive seeding
and landscaping. Landscaped islands and planting areas
shall have a minimum of twelve (12) inches of topsoil
and seeded or sodded areas shall have a minimum of six
(6) inches of topsoil spread.
6. Excess topsoil to be stockpiled in the areas designated on
the Grading Plan, or removed from the site if directed
by the Owner or Engineer.
SECTION 02220 - EARTHWORK
Scope of Work
Extent: The work required under this section consists of all
excavating, filling, rough grading, backfilling and related items
necessary to complete the work indicated on the drawings and
described in the Specifications.
1. In general, the items of work to be performed under this
section shall include: fill compaction, and rough and
finish grading of entire site as indicated on the Plans,
including subgrade preparation and grading for streets,
building pads, drainage swales, walks, and general cut
and fill.
2. Proof Rolling: Proof rolling shall be performed on all
street areas, parking areas, floor slabs, and future
building areas subsequent to topsoil stripping and prior
to placement of fill materials Soils Engineer shall
direct method of proof rolling. Contractor shall
coordinate proof rolling operations with Soils Engineer
Any areas containing soft, yielding or otherwise
unsuitable materials shall be undercut or stabilized by
approved methods directed by the Soils Engineer.
Replace unsuitable soil materials on site in the area
designated by Engineer and seed as noted. Bury pits
which are approved by the Owner and Engineer in advance
and which are located in nonstructural fill areas that
are not restricted by other easements may be utilized to
waste unsuitable soil and unused topsoil. Suitable fill
material obtained from the excavation of approved bury
pits can be utilized for site fills.
3 Fill Material Fill material shall consist of earth
obtained from cut areas, borrow pits or other off -site
sources. Earth shall be free from large rocks,
vegetable matter, and other deleterious substances.
Fill obtained from off -site sources shall be approved by
the Owner. The fill material shall be placed in layers
not to exceed eight (8) inches following compaction.
Contractor shall be responsible for aerating wet
material and adding water to excessively dry material so
that the final moisture content of fill material will be
within the range of Optimum Moisture Content from -2.0
percent to +1.0 percent as determined by the standard
Proctor maximum dry density test method (ASTM Test D-1557).
All fill beneath paved areas, floor slabs, and future
buildings shall be compacted to at least 95% of the
standard Proctor maximum dry density (ASTM D-1557).
4. Perform earthwork grading and finishing operations to
establish required elevations and dimensions as
designated on the Plans.
5. Place topsoil to minimum depths indicated on the planting
plans in each respective area. Place topsoil in layers
not to exceed six (6) inches following light compaction,
and develop smooth planting surfaces Subgrade shall be
scarified to 3inches to 6 inches in depth before topsoil
is spread. Remove all vegetation, stones, roots, and
rubbish from topsoil, and rake to even surface.
Carefully spread topsoil to meet walks, curbs, paving,
and adjacent properties, and be free of low spots.
Contractor shall be responsible for insuring that
surface water drainage swales shown on the plans are
uniformly finish graded to the designated minimum slopes
and elevations
6. Settling and Ponding: Where settling and ponding is
measurable or observable at excavated areas during the
general project warranty period, remove surface
(pavement, lawn, or other finish), add backfill
material, compact, and replace surface treatment.
Restore appearance, quality, and condition of surface or
finish to match adjacent work, and eliminate evidence of
restoration.
7. Removal from Owner's Property: Remove waste materials,
in
cluding surplus
I us excavated material, una
cceptable
table
excavated material, trash and debris, topsoil, and
legally dispose of it off project site unless otherwise
directed The location of dump and length of haul shall
be the Contractor's responsibility.
SECTION 02510 - STREETS AND PARKING LOTS
1. Scope of Work. The work required under this section
includes all concrete and bituminous paving and related
items necessary to complete the work indicated on Plans
and described in the Specifications, including but not
limited to:
All streets, parking areas in Contract limits
Curbs and Gutters
Sidewalks
Signs, concrete slabs and exterior steps
2. Construction within Right -of -Way: All street
construction within the lines of dedicated right-of-way
shall be in accordance with the requirements of the
Indiana Department of Transportation (INDOT), latest
revision, and the City of Carmel.
3. Grading: Perform any necessary grading to that
accomplished in accordance with SECTION 02220 -
EARTHWORK, to bring subgrades, after final compaction,
to the required grades and cross -sections for site
improvement
4 Preparation of Subgrade Contractor shall perform all
top soil stripping operations for street areas pursuant
to SECTION 02210 - STRIPPING and shall perform proof
rolling and earthwork construction operations pursuant
to SECTION 02220 - EARTHWORK and to the requirements
stated in section 207 of INDOT, per latest revision.
5. Compaction of Subgrade: All parking areas (including the
areas beneath the curbs), regardless of whether they are
located in Cut or Fill, shall have the first six (6)
inches below the final subgrade elevation compacted to
at least 95% of the maximum dry density as determined
by the provisions of ASTM D-1557 Water shall be
prevented from standing on the compacted subgrade.
6. Acceptance of Subgrade: The Earthwork Contractor shall
coordinate the preparation of subgrade with the
appropriate governmental agency (General Contractor),
the Owner, and the Paving Contractor. Subgrade shall be
inspected and tested by the General Contractor prior to
pavement construction. The condition of the subgrade as
finally and acceptably prepared shall prevail at the
time any paving material is placed thereon
Prepared subgrade damaged for any reason prior to
acceptance by the General Contractor and Paving
Contractor shall be repaired by the Earthwork Contractor
at no additional cost to Owner. Approved subgrade shall
be paved with the initial H A C. base course one day
after acceptance by the Street Inspector. Approved
subgrade damaged for any reason after acceptance by the
General Contractor and the Paving Contractor shall be
repaired by the Paving Contractor at no additional cost
to Owner.
Should the Paving Contractor refuse acceptance of the
subgrade, he shall notify the Earthwork Contractor and
the Owner of the deficiencies Should the Paving
Contractor fail to notify the Earthwork Contractor and
the Owner of any deficiencies and/or proceed in the
placing of the H.A.C. base course, said actions shall
constitute acceptance of subgrade
The Owner shall have the authority to adjust the
construction schedules of the Earthwork Contractor and
the Paving Contractor as is required to meet the above
requirements.
7 Utility Structures: Earthwork Contractor shall check for
correct elevation of all manhole covers, valve boxes,
and similar structures located within areas to be paved
and make or have made, any necessary adjustments in
structures Paving Contractor shall verify the above
prior to placing pavem*nt materials Adjustments to
utility structures required after placement of paving
materials shall be the responsibility of Paving
Contractor,
8 Bituminous Pavement: All materials and construction
methods proposed for the construction of bituminous
pavements shall comply with section 403 of INDOT, per
latest revision The front face of curbs shall be tack
coated where H.A C pavement will be in contact. Unless
specific approval is granted, paving will not be
permitted during unfavorable weather or when the
temperature is 40 degrees F. and falling.
9. Tack and Prime Coats. If the previously constructed
course is granular and a prime coat is required, priming
shall conform with applicable provisions of section 408
of INDOT, per latest revision.
The tack coat on H A.0 base or binder shall conform with
requirements set out in section 409 of INDOT, per latest
revision.
10, Compacted Aggregate Base Course: shall conform with
material and construction method requirements set out in
section 303 of INDOT, per latest revision. The
thickness shown on the Plans is the minimum thickness of
the fully compacted aggregate base course. Compaction
shall be accomplished by rolling with a smooth wheeled
roller weighing 8 to 10 tons.
Compact to 10 f maximum
p 0 % o a mum dry density in accordance
with INDOT section 304.05, latest revision. Along
curbs, headers, and walls and at all places not
accessible to the roller, the aggregate material shall
be tamped with mechanical tampers or with approved hand
tampers
11 Pavements built by stage construction, that is pavements
used to carry traffic before the full pavement structure
is in place, will have each stage used by traffic
inspected by the General Contractor for distressed areas
before the next stage is started. Distressed areas will
be repaired to the satisfaction of the General
Contractor before an additional stage is constructed.
12. Concrete Plain concrete pavements shall be constructed
in accordance with section 501 of INDOT, latest
revision.
Concrete shall be ready -mixed concrete and shall be a
mix of proportioned fine and coarse aggregates with
Portland cement and water Minimum cement content shall
be 6 bags per cubic yard of concrete and maximum water
content shall be 5.5 U.S. gallons per sack of cement,
including moisture in the aggregate. Slump for normal
weight concrete shall be a maximum of 4 inches and a
minimum of 2 inch
es,
s. The I
P
s um of ma
chine placed
concrete shall be no less than 1-1/4 inches nor more
than 3 inches. Standard test ASTM C-143 shall be used
to measure slump Compressive strength of concrete at
28 days shall be 4000 psi. All exterior concrete shall
have air entrainment of 5% to 8% by volume per ASTM C-
260
Retempering of delivered concrete will not be allowed.
Concrete shall be composed of:
A. Portland Cement: Conforming to ASTM C-150, Type
IA or Type IIIA.
B Aggregates: Conforming to ASTM C-33.
C Water Shall be clear and free from injurious
amounts of oils, acids, alkalies, organic
materials or other deleterious substances.
13 Welded Steel Wire Fabric: Where required for concrete
reinforcement shall conform to ASTM A185,
14 Premoulded Joint Filler. Shall be of non -extruding type
meeting ASTM 0-544, except that premoulded joint filler
used in concrete walk construction may be either non -
extruding or resilient.
15. Placing Concrete.
A Subgrade Place concrete only on a moist,
compacted subgrade or base free from loose
material Place no concrete on a muddy or
frozen subgrade. Refer to SECTION 02220 -
EARTHWORK and requirements pertaining to
subgrade described within this Section.
B Forms. All forms shall be free from warp, tight
enough to prevent leakage and substantial
enough to maintain their shape and position
without springing or settling when concrete is
placed. Forms shall be clean and smooth
immediately before placing concrete
C Placing ConcreteConcrete shall be deposited
so as to require as little rehandling as
practicable When concrete is to be placed at
an atmospheric temperature of 35 degrees F. or
less, section 702.10 of INDOT, latest edition
shall be followed.
D. Curing Concrete: Except as otherwise specified,
cure all concrete by one of the methods
described in section 501.17 of INDOT, latest
edition.
16, Concrete Curb and Gutter: shall conform to requirements
set forth in Section 605 of INDOT, latest edition.
A Expansion Joints: Shall be 1/2 in thick
premoulded at ends of all returns and at a
maximum spacing of 100 feet.
B. Contraction Joints: Unless otherwise provided,
contraction joints shall be sawed joints spaced
20 feet on center.
C Finish Tamp and screed concrete as soon as
placed, and fill any honeycombed voids. Finish
square corners to 1/4 inch radius and other
corners to radii shown
D. Curing Concrete curbs shall be cured with
white membrane compound according to section
501.17(e) of INDOT, latest edition.
17. Concrete Walks and Exterior Steps shall conform to
section 604 of INDOT, latest revision.
A Slopes Provide 1/4 inch per foot minimum cross
slope Make adjustments in slopes at walk
intersections as necessary to provide proper
drainage
B Dimensions Walks and steps shall be one course
construction and of widths and details shown on
the plans
C. Finish Screed concrete and trowel with a steel
trowel to a hard dense surface after surface
water has disappeared. Apply medium broom
finish and scribe control joints at 5 foot
spacing. Provide 1/2 inch expansion joints
where sidewalks intersect, and at a maximum
spacing of 15 feet between expansion joints
D. Wheel chair ramps shall be provided as detailed.
18. Street and Other Signs. Street name and other signs
shall be furnished at the Developer's expense and
installed prior to the release of the performance bond.
The signs shall be installed on one post at each street
intersection at an appropriate spot in the northeast
corner wherever possible.
SECTION 02710 - UTILITIES
1. Utilities It shall be the responsibility of each
Contractor to verify all existing utilities and
conditions pertaining to his phase of work. It shall
also be the Contractor's responsibility to contact the
owners of the various utilities before work is started.
The Contractor shall notify in writing the owners or the
Engineer of any changes, errors or omissions found on
these plans or in the field before work is started or
resumed.
2 If active utilities are encountered that are not shown on
the drawings, the Engineer and utility representative
shall be advised before work is continued.
3. Inactive and abandoned utilities encountered in
excavating and grading operations shall be reported to
the Engineer and utility company. They shall be
removed, plugged or capped as directed by the utility
company and Engineer.
4. Rules and regulations governing the respective utilities
shall be observed in executing all work under this
section.
5 Granular backfill shall be required for all crossings
under pavement areas except for utilities which are
bored or pushed under street.
6. Conduit shall be required for all crossings under
pavement areas Contractor shall coordinate with each
respective utility for their location and installation.
Conduit shall be 4" PVC Schedule 40 or approved equal.
7. Existing storm sewers, sanitary sewers, water mains, gas
mains, electric ducts, telephone ducts, steam mains and
other underground structures have been shown on the
plans according to the best available information The
exact location and protection of these facilities and
structures, their support and maintenance in operation
during construction (in cooperation with the proper
authorities of the utility involved), is the express
responsibility of the Contractor in the performance of
his Contract and in the preparation of his bid.
SECTION 2715 - WATER LINE SPECIFICATIONS
1. See Sanitary Sewers for vertical and horizontal
separations
2. All water lines shall be in accordance with the Standards
and Specifications of the Indiana Department of
Environmental Management. Sterilization of water mains
shall be in accordance with the Indiana Department of
Environmental Management for procedures and time of
treatment.
3. Pressure tests for the water system shall be done in
accordance with manufacturer's recommendations.
4. Granular backfill shall be required for entire trench if
any portion of trench is within 5 feet from edge of
pavement.
5. All water lines shall be installed in accordance with the
Indianapolis Water Company Specifications. All pipe to
be PVC C-900 with PVC fittings conforming to IWC
specifications
SECTION 02720 - STORM SEWERS
1. Scope of Work: The work under this section includes all
storm sewers, storm sewer inlets, and related items
including excavating and backfilling, necessary to
complete the work shown on the Plans.
2. Standard Specifications of the City of Carmel and
Indiana Department of Transportation Standard
Specifications (INDOT), latest edition, shall apply for
all work and materials.
Pipe shall be installed in accordance with Section 715
of INDOT. All trench excavations deeper than five (5)
feet are covered by OSHA Standard 29CIR 1926 Subpart P
3A. All storm sewer pipe shall be reinforced concrete pipe
conforming to ASTM Designation C-76 Class III, unless
otherwise noted, in accordance with Section 906 of
INDOT Joints shall conform to ASTM C-433, latest
revision.
B. Alternate pipe material may be (aluminum coated) steel,
Type II material conforming to the current AASHTO M36
for pipe 18 inches and smaller with a helical
corrugation of 2-2/3" x 1/2" and AASHTO M196 for pipe 21
inches and larger with a helical HyFlo corrugation of
3/4" x 3/4" x 7-1/2".
All CMP pipe shall meet the following minimum gages
unless specified otherwise:
12 inch through 36 inch shall be 16 gage
42 inch through 48 inch shall be 14 gage
54 inch through 84 inch shall be 12 gage
All sewers shall be installed so as not to exceed the
maximum allowable pipe strength per ASTM and
manufacturer's requirements. If additional pipe
strength is required for the probable earth live load
condition, the Contractor shall use a higher strength or
bedding method to satisfy the conditions.
O. Where shown on plan, use high density Polyethylene
(HDPE) Corrugated pipe with smooth interior (N = 0,012)
Pipe and fittings which meet or exceed the requirements
of Type III, Category 4 or 5, Grade P33 or P34, Class C
bedding per ASTM D1248 Joints shall be split
corrugated couplings at least 7 corrugations wide and
exceeding the soil tightness requirements of AASHTO
standard specifications for Highway Bridges, Section 23
(2.23.3) Backfill and installation shall comply with
manufacturer's recommendations.
4. Subdrainage system shall be installed as shown on Plans
and be of pipes designated in Section 906 of INDOT as
follows -
Pipes to be installed for subsurface drainage only may be
one of the following:
A. Perforated corrugated drainage pipe in
accordance with AASHTO M252 or AASHTO M294.
PVC shall have minimum cell classification
conforming to requirement of 12454-C ASTM D-
1784.
B. Concrete drain tile in accordance with AASHTO
M178
C. Vitrified clay tile in accordance with AASHTO
M179.
Where pipe is to be used for a collector of other
subsurface laterals and/or sump pumps and installed with
provisions for cleaning, it may be one of the following:
A. ABS or PVC composite in accordance with ASTM D-
2680.
B PVC in accordance with ASTM D-3034 SDR-35.
C. PVC corrugated with smooth interior in
accordance with ASTM F949.
5. Backfill around all structures and cuts under paved areas
and within five (5) feet of pavement edges with granular
material in accordance with Section 211 of INDOT.
6. See standard detail sheet for construction dimensions of
storm structures. Manholes, inlets and catch basins
shall be in accordance with Section 720 of INDOT
Precast concrete and steel for manholes and inlets shall
be in accordance with ASTM C-478, latest revision
Steps shall be ductile iron or aluminum integrally cast
into each catch basin sidewalls.
7. The Contractor shall provide a minimum of one (1) foot of
earth cover over all storm sewers. If pipe is to have
construction traffic over it, Contractor shall provide a
minimum temporary earth cover of four (4) feet, until
construction period is complete. After completion of
operations requiring construction traffic over pipe,
Contractor shall remove the temporary earth cover and
grade the earth to elevations shown on the Plans.
8. Rip -rap particles shall be a minimum of 6" and a maximum
of 17" in size and shall be placed a minimum of 18" in
depth. Dimensions for rip -rap on this plan are for
estimating purposes only. Actual best placement of rip -
rap shall be determined by field conditions and shall be
in accordance with Section 616 of INDOT.
9. All drainage pipe and ditch outfalls to receiving streams
shall be constructed in accordance with drawings,
subject however, to any modification required by
Engineer at the time of installation, and to any
adjustments needed for field conditions not adequately
anticipated by the design drawings.
10. Castings shall be as shown on detail sheet for
manufacturer, type, and number. All castings shall be
Neenah or East Jordan approved equal. Castings shall be
gray iron meeting ASTM A-48, latest revision.
11. Install gaskets in accordance with manufacturer's
recommendations for use of lubricants, cements, and
other special installation requirements.
12. Place plugs in ends of incomplete piping at end of work
day or whenever work stops, and at stubs for future
development.
13. Carry depth of trenches for piping to establish indicated
flow lines and invert elevations. Notch under pipe
bells where applicable to provide solid bearing for
entire body of pipe.
14. Trenching: Lay all pipe in open trenches, except when
the local authority gives written permission for
tunneling Open the trench sufficiently ahead of pipe -
laying to reveal any obstructions. The width of the
trench shall be the outside pipe diameter plus nine (9)
inches each side for 12 inches above the pipe or 0.3 x
O.D., whichever is greater. Sheet and brace trench as
necessary to protect workmen and adjacent structures.
All trenching is to comply with Occupational Safety and
Health Administration standards. Contractor shall
employ a Registered Professional Engineer to design
trench
n h safety systemsY( for all trenches over twenty 20
)
feet in depth. Keep trenches free from water while
construction is in progress. Under no circumstances lay
pipe or appurtenances in standing water. Conduct the
discharge from trench dewatering to drains or natural
drainage channels.
15. All pipes on steep slopes (over 20%) shall have concrete
anchors at maximum 40 feet intervals as shown on detail.
16. Backfilling: For a depth of at least 12 inches above the
top of the pipe, backfill with earth or granular
material free from large stones, rock fragments, roots,
or sod. Tamp this backfill thoroughly, taking care not
to disturb the pipe. For the remaining trench depth,
backfill with earth or granular material which may
contain stones or rocks not larger than four (4) inches.
Backfill under walks, parking areas, driveways, and
streets shall be granular material only and shall be
thoroughly compacted by approved methods to the density
specified. Trenches parallel with and within five (5)
feet of paved roadways shall be constructed the same.
All granular backfill shall be compacted to 95% Standard
Proctor maximum dry density.
17, Manhole Inverts Construct manhole flow channels of
concrete, sewer pipe or brick, smoothly finished and of
semicircular section conforming to the inside diameter
of the connecting sewers. Make changes in size or grade
gradually and changes in direction by true curves.
Provide such channels for all connecting sewers at each
manhole.
IM
SECTION 2730 - SANITARY SEWER CONSTRUCTION
A. Standard specifications of Clay Township Regional
Waste District shallapply for all work materials.
Pipe shall be installed in accordance with Section 715.
B Sanitary sewer pipe shall be PVC in accordance with
ASTM D-3034 (S D.R. 35) and ASTM 2321. PVC pipe
shall have grooved bell and gasket The pipe shall
be made of PVC plastic having a cell classification
of 12454B.
C. PVC sewer fittings shall conform to the requirements
of ASTM D-3034-89 specifications. Fittings in
sizes through 8" shall be molded in one piece with
elastomeric joints and minimum socket depths as
specified in Sections 6 2 and 7.3.2. Fittings 10"
and larger shall be molded or fabricated In
accordance with manufacturers standard pipe bells
and gaskets Wall thickness of fittings shall be
SDR 26 as defined in Section 7.4.1 of the
specifications. Gaskets for elastomeric joints
shall be molded with a minimum cross -sectional area
of 0 20 square inches and conform to ASTM F-477
specification. Fittings shall be manufactured by
Harco or equal.
D. Backfill around all structures and all cuts under
paved areas with granular material. Trenches
opening within 5 feet of paved roadways shall be
backfilled with granular material in accordance
with Section 211. Backfill under sidewalks shall
be granular, unless the walks are constructed a
minimum of 6 months after backfill has been in
place.
E. The Contractor shall be responsible for verifying
that all state highway, city, and county permits
have been obtained by the developer prior to start
of construction.
F. The Contractor shall be required to furnish the
developer's Engineer with a set of prints, marked
in red pencil, showing actual sewer location and
invert, to include lateral location, depth and
length. Such "as -built" prints must be received by
the Engineer before the final contract payment can
be authorized. The sanitary sewer laterals and
stubs termination shall be indicated on the surface
with a metal fence post set immediately above said
termination point.
G. All sanitary sewer lines upon completion will be
required to pass an infiltration weir test and a
low pressure air test, unless otherwise directed by
the Engineer Said test shall be conducted
according to NCPI Standard Method, and shall be
witnessed by an Engineer and a representative of
Clay Township Regional Waste District.
H. Deflection test shall be performed on all flexible'
pipe after the final backfill has been in place at
least 30 days No pipe shall exceed a vertical
deflection of 5 percent deflection test results.
The deflection test shall be performed with a nine -
point mandrel. Proving rings shall be available.
(`The following are considered non -flexible pipes:
concrete pipe, ductile iron pipe and cast iron pipe )
1. All mandrel testing shall be observed by a
Professional Engineer for certification and a
representative of Clay Township Regional Waste
District.
J. The ends of lateral are to be plugged tight with a
braced plastic disc or cap capable of withstanding
a low pressure air test without leakage.
K Bedding for flexible pipe shall be No. 8 crushed
stone from 6-inches below the pipe to 12-inches
above the pipe Bedding for rigid pipe shall be
No 8 crushed stone from 6 inches below the pipe to
the spring line of the pipe and from this point to
12 inches above shall be fill sand or equivalent
Manholes shall be placed on no less than 6 inches
of No. 8 crushed stone bedding.
L. Water and sewer line crossings and separations shall
be in accordance with Ten States' Standards.
M. Trench shall be opened sufficiently ahead of pipe
laying to reveal obstructions, and shall be
properly protected and/or barricaded when left
unattended.
N. No water shall be permitted to flow into the
sanitary sewer system during construction
Contractor shall utilize a pump to keep water level
below the pipe. Pump discharge shall be directed
to a storm outlet. Any pipe entering existing
sewers shall be plugged, until such time as all
tests on the sewers have been completed and the
lines have passed all punch lists.
O. All sewer laterals installed by the main line
Contractor shall be bedded the same as the main
line sewer.
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P. Forty-eight (48) hours notice shall be given to Clay
Township Regional Waste District prior to the start
of sewer construction. Also, 48 hours notice shall
be given prior to any testing done on the sewer.
Q. The minimum slope for sewer acceptance are .
Size of Pipe Minimum Constructed Slope
8-inch 0 40%
10-inch 0.28%
12-inch 0.22% o
15-inch 0.15% �
18-inch 0.12% aD
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slope of the sewer for each manhole section as ) C\j o F-
construction progresses. Such measurements shall - LL W
be certified by a Registered Land Surveyor or 0 Z
Engineer and be available on -site for observation - (n
by the District's Inspector. No more than three 3 ,� `r n WZ(0
manhole sections can be constructed in advance of Z O T 4 QN
such measurements. c cCO D M
W ca
S. In the event the Contractor does not meet the o ;p W��
minimum slopes, the sewer section and any other cri r? t? dW
affected sewer sections shall be reconstructed to 0cz
meet such minimum slopes c-
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"DON'T DIG BLIND" Cr
DATE: AUGUST 19, 1999
SCALE. N/A
PROJECT NO.111-1194
1-800-382-5544 SHEET NO.
CALL BEFORE YOU DIG
C102
1194SPEC.DGN
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